Senior Engineer Compute Services Lisboa

Senior Engineer Compute Services
Lisboa
Lisboa, Lisboa, Portugal

Who we are:

At Global Blue, we firmly believe that enhancing the shopping experience drives performance.

Our mission is to seamlessly connect shoppers and brands worldwide by simplifying the shopping experience and boosting retailer performance. With over 40 years of industry expertise, we have pioneered Tax Free Shopping and expanded into the Payment and Post-Purchase business.

As a technology partner, we lead our industries with innovative technology and
- driven insights, bringing unparalleled value at every touchpoint along the shopping journey. We support retailers in handling over 35 million Tax Free Shopping transactions every year and our payment partners in elevating the experience of more than 31 million transactions worldwide. Our
- purchase solutions also cater to the needs of over 47m
- commerce shoppers. Listed on the New York Stock Exchange, we generated €20bn Sales in Store and €311M revenue in FY 2022/23.

Our diverse community of over 2, 000 employees represent more than 80 nationalities across 53 countries. At Global Blue, we cultivate a culture of empowerment, encouraging our teams to collaborate and support one another.

Together, we innovate, create, and strive towards a brighter future for the businesses we serve.

With Global Blue, enjoy the journey.

What you will do. A glimpse in your role:

As the subject matter expert (SME) for our F5 load balancer systems, you will support centralized IT infrastructures at Global Blue. This includes several
- critical, 24/7 production environments, as well as the provisioning of Global Blue's
- office IT services.

This role requires a deep understanding of F5 technologies and related concepts, along with a strong commitment to maintaining stability and performance at the highest standards.

Your responsibilities include:

F5 Load Balancer – Implementation & Configuration

• Deploy and configure physical or virtual F5 BIG-IP appliances.
• Create and manage Virtual Servers, Pools, Monitors, Profiles, and i
  Rules.
• Configure and manage SSL/TLS profiles.

Security & Compliance

• Implement and
  - tune F5 Advanced WAF/ASM policies.
• Ensure compliance with relevant security standards (e. g. , PCI-DSS, SOX).
• Collaborate with architecture teams and consultants to design secure and efficient F5 solutions.

Architecture & Design

• Design load balancing, high availability, and application delivery architectures using BIG-IP LTM and ASM/Advanced WAF.
• Define traffic management strategies, including i
  Rules, SSL offloading, SNAT, and persistence.
• Plan scalable and secure deployments across
  - premise, cloud, or hybrid environments.

Monitoring, Logging & Troubleshooting

• Use TMSH and tcpdump for traffic analysis and troubleshooting (e. g. , SSL handshake issues).
• Integrate logging with SIEM systems such as Splunk.
• Monitor appliance and virtual server health using tools like Microsoft SCOM.

Automation & Dev
Ops Integration

• Automate deployments via REST APIs.
• Integrate F5 configuration management into CI/CD pipelines.
• Maintain
  - controlled templates and configurations to ensure consistency and traceability.

Change Management & Documentation

• Document solution designs, changes, operational procedures, and recovery steps.
• Conduct disaster recovery testing, backups, and configuration synchronization.

Cloud & Multi-Platform Integration

• Configure and manage F5 Virtual Editions (VE) in platforms such as Azure and Google Cloud Platform.
• Leverage F5 Distributed Cloud Services.

Additional duties and responsibilities:

You may also be asked to assume SME roles in other areas within the team's technology portfolio. These could include operating systems, backup, storage, or virtualization technologies. Specific responsibilities will be assigned based on your qualifications and interests.

Reporting and collaboration:

This position reports to the Manager of Compute Services and requires close collaboration with other internal teams, including Network, Application Support, and Service Desk.

Every action has an impact. You will make a difference here if:

• You have strong communication and interpersonal skills (written and verbal), with the ability to engage effectively with international stakeholders at all levels, including senior management, developers, and project teams.
• You possess excellent analytical,
  - solving, and organizational abilities.
• You have a comprehensive understanding of core IT principles and technologies.
• You demonstrate a strong commitment to quality, precision, and
  - conscious
  - making.
• You can effectively manage shifting priorities and adapt to changing demands.
• You are
  - driven and
  - oriented, with a strong sense of ownership.

Key competencies to empower your journey. You'll drive towards success if:

• Bachelor's degree in IT or a related field preferred; equivalent practical experience will also be considered
• Minimum 5 years of professional experience as IT system engineer
• Minimum 3 years of professional experience as IT system engineer in a medium to large enterprise environment with engineering and/or operations responsibility
• Strong command of English, both spoken and written
• Willingness and availability to participate in a 24/7
  - call rotation (approx. 1 week every 2 month)

Specific skills and knowledge:

• Solid understanding of F5 technologies (BIG-IP, LTM, ASM/Advanced WAF), or equivalent experience in load balancing and application delivery
• Excellent understanding of data center concepts
• Experience with complex technical infrastructures with
  - critical high availability requirements and
  - scale environment (500+ virtual servers)
• Scripting knowledge (e. g. Windows Power
  Shell, bash, tcl, Python)
• IT security experience
• Practice in writing documentation and technical papers

Together, we go further:

At Global Blue, you'll benefit from
hybrid work flexibility
: you'll work from our Porto or Lisbon office office two days per month and remotely for the rest of the days.

At Global Blue, we foster career growth through internal mobility, a multicultural environment, and an Agile Working Model that supports
- life balance and team spirit. Committed to sustainability, we prioritize positive impacts for employees, clients, and communities. Guided by our 5 Ways of Working, we focus on client satisfaction, collaboration, innovation, and value creation. As forward thinkers, we embrace open dialogue, continuous learning, and shared success to shape the future while delivering tangible results.

Feels like you? Explore further

Let's write the future together:
apply now

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